Answer:
Step-by-step explanation:
What is 5 + 20? This is just if u need/want points.
Answer:
25:)
Step-by-step explanation:
i need one more brainly little crown may i please have one
Use the histogram to answer the questions. what type of distribution is this? what is the mean? what is the median? which measure of center is the best choice for this data set?
Mean, median and mode are 3 of the central measures of a data set. Its central measures are: Mean = 81.07 , Median = 83 , Mode = 89. The best measure of center for this data set is its mode = 89
Mean: -Mean is the arithmetic average. In other words, sum all data values and divide that sum by the number of its values.
Mode: -Mode is that value from the data set which occurred the most in the data set. In other words, sometimes there can be more than 2 values, and sometimes this mode is find by a different technique.
Median: -Median is a value before which and after which lies same number of data observations (sorted data either arranged ascending or descending.
For the given data set:
80, 84, 79, 44, 87, 73, 89, 90, 82, 89, 93, 97, 77, and 71,
Sorting the data in ascending order, the data set looks like:
44, 71, 73, 77, 79, 80, 82, 84, 87, 89, 89, 90, 93, 97
Its mean is:
Mean = sum of data values/ number of data values
= 1135/14 ≈ 81.07
The number 89 occurs 2 times, and rest of the numbers occur only one time. Thus, 89 occurs most frequently. Thus, its mode is 89.
There are 14 values, and thus, 7th and 8th values are the middle values. They are 82 and 84. Any value between 82 and 84 is median as before it and after it will lie 7- 7 values. But, traditionally, and unbiasedly, we'll take their(of 82 and 84) average which is 83. Thus,
Median = 83
Thus, we have:
Mean of the data set = 81.07 approximately.
Median of the data set = 83
Mode of the data set = 89
Since most of the data lies on the right side, thus, mean is not a good choice (as it is affected by outlier and we have 44 as an outlier). In case of outliers, we will accept median or mode. Both are ok here as there is only single outlier. The presence of outlier is still affecting median but not mode. So mode is the best choice here as central measure.
Thus, The best measure of center for this data set is its mode = 89
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q(x)= x 2 −6x+9 x 2 −8x+15 q, left parenthesis, x, right parenthesis, equals, start fraction, x, squared, minus, 8, x, plus, 15, divided by, x, squared, minus, 6, x, plus, 9, end fraction Describe the behavior of the function qqq around its vertical asymptote at x=3x=3x, equals, 3.
According to the theory of rational functions, there are no vertical asymptotes at the rational function evaluated at x = 3.
What is the behavior of a functions close to one its vertical asymptotes?
Herein we know that the rational function is q(x) = (x² - 6 · x + 9) / (x² - 8 · x + 15), there are vertical asymptotes for values of x such that the denominator becomes zero. First, we factor both numerator and denominator of the equation to see evitable and non-evitable discontinuities:
q(x) = (x² - 6 · x + 9) / (x² - 8 · x + 15)
q(x) = [(x - 3)²] / [(x - 3) · (x - 5)]
q(x) = (x - 3) / (x - 5)
There are one evitable discontinuity and one non-evitable discontinuity. According to the theory of rational functions, there are no vertical asymptotes at the rational function evaluated at x = 3.
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a glass sculpture in the shape of a right square prism is shwon. the base of the sculpture's outer shape is a square s
The surface area of the glass sculpture in the shape of a right square prism can be represented by the equation 10s^2, where s represents the side length of the base square.
A glass sculpture in the shape of a right square prism is shown. The base of the sculpture's outer shape is a square. To find the surface area of the sculpture, we need to calculate the area of each face and then add them together.
To calculate the surface area, we can use the formula: Surface Area = 2lw + 2lh + 2wh, where l, w, and h represent the length, width, and height of the prism.
Since the base of the sculpture is a square, we know that the length (l) and width (w) are equal. Let's call this side length s.
To find the surface area, we can substitute the values into the formula:
Surface Area = 2s^2 + 2s*h + 2s*h.
Since the sculpture is a right square prism, we can assume that the height (h) is also equal to the side length (s).
Substituting the values:
Surface Area = 2s^2 + 2s*s + 2s*s.
Simplifying the equation:
Surface Area = 2s^2 + 4s^2 + 4s^2.
Combining like terms:
Surface Area = 10s^2.
So, the surface area of the glass sculpture in the shape of a right square prism can be represented by the equation 10s^2, where s represents the side length of the base square.
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is -6.8 a rational number
Yes, -6.8 is a rational number because we can express it as a fraction.
All integers are rational, but rational numbers are not integers.
Integers are positive, negative numbers and zero.
Hope it helps!
Good luck! :)
\(GraceRosalia\)
help me pleaseeeeeeee
Answer:\(y\leq 7\)
Step-by-step explanation: To solve the inequality we can start by isolating y on one side of the inequality by subtracting 15 from both sides
2y+15-15\(\leq\)29-15
this simplifies to 2y\(\leq\)14
Next, we can isolate y by dividing both sides by 2: 2y/2\(\leq\)14/2
simplifying further gives y\(\leq\)7 therefore the answer is y\(\leq\)7
where is root 10 be on a number line?
need asap
Answer:
We can do it by using Pythagoras Theorem.
We can write
10
as follows:
10= 9+1⇒ 10
= 3 2 +1 2
The construction steps are as follows:
1. Take a line segment AO=3 unit on the x-axis. (consider 1 unit = 2 cm)
2. Draw a perpendicular on O and draw a line OC=1 unit
3. Now join AC with
10 .
4. Take A as center and AC as radius, draw an arc which cuts the x-axis at point E.
5. The line segment AC in the below diagram represents
10 units.
Answer: 10
Step-by-step explanation:
the difference between three times a number and 16 is at least 8
The algebraic expression become 3n-16<8.
According to the statement
We have to find that the numerical expression.
So, For this purpose, we know that the
Algebraic expression is an expression obtained by a finite number of the fundamental operations of algebra upon symbols representing numbers.
From the given information:
the difference between three times a number and 16 is at least 8
Then
From 1st statement it become 3n -16
And with other statement and combining
Then the equation become
3n-16<8
Now solve the expression for the value of the n
then it becomes
3n<24
n<8.
The value becomes is 8.
So, The algebraic expression become 3n-16<8.
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Quick, please! Stephanie is making a gingerbread house similar to her real-life house. She is using a scale of 1 cm equals 5 feet. If Stephanie's house is 30 feet wide, how wide will the gingerbread house be?
Answer:
6cm
Step-by-step explanation:
30 divded by 5 times 1
Answer:
Step-by-step explanation:
5cm
I’ll give brainliest to who ever answers first !
I got the question incorrect please tell me what I did wrong and give me the correct answer
Adam the ant starts at $(0,0)$. Each minute, he flips a fair coin. If he flips heads, he moves $1$ unit up; if he flips tails, he moves $1$ unit right. Betty the beetle starts at $(2,4)$. Each minute, she flips a fair coin. If she flips heads, she moves $1$ unit down; if she flips tails, she moves $1$ unit left. If the two start at the same time, what is the probability that they meet while walking on the grid
The probability that Adam and Betty meet at some point is $1-\frac{1}{16}=\boxed{\frac{15}{16}}$.
To find the probability that Adam and Betty meet while walking on the grid, we can consider their paths. Adam will always move up or right, while Betty will always move down or left. This means that their paths will always be perpendicular, and they will only meet if they intersect at some point.
Let's consider the first minute. Adam can either move up or right, and Betty can either move down or left. There are four possible outcomes: Adam moves up and Betty moves down, Adam moves up and Betty moves left, Adam moves right and Betty moves down, or Adam moves right and Betty moves left.
Out of these four outcomes, only one leads to Adam and Betty meeting: if Adam moves right and Betty moves down, they will meet at the point $(1,3)$. So the probability of them meeting in the first minute is $\frac{1}{4}$.
Now let's consider the second minute. Adam will be one unit away from $(1,3)$, and Betty will be one unit away from $(1,3)$. There are four possible outcomes again, but only one leads to them meeting: if Adam moves up and Betty moves down, they will meet at the point $(1,2)$. So the probability of them meeting in the second minute is $\frac{1}{4}$.
We can continue this process for each minute. At each step, there is only one outcome that leads to them meeting, and the probability of that outcome is $\frac{1}{4}$. So the probability of them meeting after $n$ minutes is $\left(\frac{1}{4}\right)^n$.
Now we need to find the probability that they meet at any point in time. We can do this by taking the complement of the probability that they never meet. The only way they will never meet is if their paths never intersect, which means that Adam always stays to the right of Betty or always stays above Betty.
The probability of this happening is the same as the probability that Adam flips tails $4$ times in a row, or Betty flips heads $2$ times in a row. This probability is $\left(\frac{1}{2}\right)^4=\frac{1}{16}$, since there are $2^4$ possible outcomes for Adam and $2^2$ possible outcomes for Betty.
So the probability that Adam and Betty meet at some point is $1-\frac{1}{16}=\boxed{\frac{15}{16}}$.
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At Feet-R-Us colored socks are $5 and white socks are $3. Jimmy buys $32 worth of socks. An equation representing this scenario is 5c + 3w = 32. Solve this equation for c, the cost of 1 pair of colored socks
c=4 w=4
5c=20
3w=12
5c+3w=32
DUE TODAY PLEASE HELP WELL WRITTEN ANSWERS ONLY!!!!
Answer:
\(r = \sqrt{ {(6 - 2)}^{2} + {(1 - ( - 3))}^{2} } \)
\(r = \sqrt{ {4}^{2} + {4}^{2} } = \sqrt{16 + 16} = \sqrt{32} \)
So the equation of the circle is
\( {(x - 2)}^{2} + {(y + 3)}^{2} = 32\)
A total of 77 tornadoes have been documented in tuscaloosa county in the period beginning on january 1, 1950 and ending on december 31, 2020. What is the recurrence interval for tornadoes in tuscaloosa county?.
The Recurrence interval for tornadoes in tuscaloosa county is 0.909
What is recurrence interval ?
The time period in which a new occurrence of something that happened or appeared before : a repeated occurrence or The time frame in which a previously occurring event or appearance first occurs: a recurring occurrence
Given that,
Total number of tornadoes is 77
Total time for Recurrence is 70 years
Using these data,
Recurrence = Total time for recurrence / Total number of tornadoes
Substituting we get,
Recurrence interval = 70/77
= (70/77)
= (0.909)
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Determine whether the distribution represents a probability distribution. X 3 6 0.3 0.4 P(X) Oa. Yes b. No 9 0.3 0.1
The distribution does not represent a probability distribution. The correct option is b.
A probability distribution should satisfy two main conditions: (1) the sum of the probabilities for all possible outcomes should be equal to 1, and (2) the probabilities for each outcome should be between 0 and 1 (inclusive).
In this distribution, the probabilities for the outcomes are 0.3, 0.4, 0.3, and 0.1 for the values of X as 3, 6, 9, and 0, respectively. However, the sum of these probabilities is 1.1, which violates the first condition of a probability distribution.
Therefore, this distribution does not meet the requirements of a probability distribution and is not a valid probability distribution. The correct answer is option b.
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Find the work W done by a force of 6 pounds acting in the direction 60\deg to the horizontal in moving an object 6 feet from(0,0) to (6,0)
The work done by the force of 6 pounds acting at an angle of 60 degrees to the horizontal in moving the object 6 feet is 18 foot-pounds.
To find the work done by a force of 6 pounds acting in the direction of 60 degrees to the horizontal in moving an object 6 feet from (0,0) to (6,0), we can use the formula for work:
Work (W) = Force (F) * Distance (d) * cos(θ)
Where:
Force (F) is given as 6 pounds
Distance (d) is the displacement of the object, which is 6 feet in this case
θ is the angle between the force vector and the displacement vector, which is 60 degrees in this case
Plugging in the values into the formula, we have:
W = 6 pounds * 6 feet * cos(60 degrees)
To calculate cos(60 degrees), we need to convert the angle to radians:
60 degrees = (60 * π) / 180 radians
= π / 3 radians
Now we can calculate the work:
W = 6 * 6 * cos(π/3)
Using the value of cos(π/3) = 0.5, we can simplify further:
W = 6 * 6 * 0.5
= 18
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strawberries varied jointly as plums and tomatoes. if 500 strawberries with 4 plums and 25 tomatoes, how many plums would go with 40 strawberries and 2 tomatoes
Answer:
p=4
Step-by-step explanation:
S=kpt S=5pt
500=k4(24) 40=5(p) (2)
500=100k 40=10p
k=5 p=4
2. One candle, in the shape of a right circular cylinder, has a
height of 7.5 inches and a radius of 2 inches. What is the
volume of the candle? Show your work and round your
answer to the nearest cubic inch.
Use 3.14 for pi
The volume of the candle is approximately 94 cubic inches.
What is circular cylinder?
A circular cylinder is a three-dimensional solid object made up of two parallel and congruent circular bases and a curving surface connecting the bases.
The volume of a right circular cylinder is given by the formula:
V = πr²h
Where
V is the volumer is the radiush is the heightSubstituting the given values into the formula, we get:
V = 3.14 x 2² x 7.5
V = 3.14 x 4 x 7.5
V = 94.2
Rounding to the nearest cubic inch, we get:
V ≈ 94 cubic inches
Therefore, the volume of the candle is approximately 94 cubic inches.
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What is the slope if these are the points?
Answer:
Slope = 5/3Step-by-step explanation:
Let's use the slope formula to find the slope of a line.
Given points:
0,83,136,189,23Slope formula:
y₂ - y₁/x₂ - x₁Solution:
13 - 8/3 - 0=> 5/3Hence, the slope of the line is 5/3.
Indicate the answer choice that best completes the statement or answers the question.
PRODUCTION A manufacturer produces 950 light bulbs per day.
Days, d
1
2
3
4
Bulbs, b
950
1,900
2,850
3,800
Use the equation to determine how many bulbs the manufacturer will make in 25 days.
Oa 23,750 bulbs
Ob. 38 bulbs
Oc. 24,700 bulbs
O d. 975 bulbs
Answer:
a - 23,750 bulbs
Step-by-step explanation:
950 x 25 = 23,750
What does the first blue peak (around day 17) represent?
a the highest concentration of antibodies that occurs after the first exposure to antigen Y
b the highest concentration of antibodies that occurs after the first exposure to antigen X
c the highest concentration of antibodies that occurs after the second exposure to antigen Y
d the highest concentration of antibodies that occurs after the second exposure to antigen X
The first blue peak around day 17 represents the highest concentration of antibodies that occurs after the first exposure to antigen X.
Antibodies are proteins that are produced by the immune system in response to the presence of an antigen, which is a foreign substance that the body recognizes as a threat. When the body is exposed to antigen X for the first time, it takes some time for the immune system to recognize and respond to it.
As the immune system begins to produce antibodies against antigen X, their concentration in the bloodstream gradually increases until it reaches a peak, which is the point at which the body has produced the maximum amount of antibodies against that antigen. This first blue peak indicates that the body has successfully mounted an immune response to antigen X, and is now better equipped to recognize and neutralize it if it encounters it again in the future.
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This is for today someone help me!!!
Answer:
Centre = (2, -3)
radius = 5units
Step-by-step explanation:
The standard form of a circle is expressed as;
x²+y²+2gx+2fy+c = 0
Centre = (-g, -f)
radius r = √g²+f²-c
Given the equation;
x²+y²-4x+6y-12 = 0
Compare
2gx = -4x
2g = -4
g = -2
Similarly;
2fy = 6y
2f = 6
f = 3
Centre = (-(-2), -3)
Centre = (2, -3)
Radius = r = √(-2)²+3²+12
r = √4+9+12
r = √25
r = 5 units
Dose anyone know how to Determine this equation from the graph:
The equation of any non-vertical line can be written in slope-intercept form y=mx+b
In this equation, b is the slope and m is the y-intercept.
A bag of m&m's has 4 red, 7 green, 8 blue, and 6 yellow m&m's. what is the probability of randomly pickinga blue or green?
Step-by-step explanation:
a probability is always desired cases over total possible cases.
the bag has 4 + 7 + 8 + 6 = 25.
so, when we pick a random M&M we have total 25 possible outcomes.
the desired cases are to pick a green or a blue M&M.
that means these are 7+8 = 15 cases.
the probability to pick one or of the desired cases is
15/25 = 3/5 = 0.6
What is the measure of angle AEB? Enter your answer as a whole number.
Answer: 89 or 90 degrees.
Step-by-step explanation:
When graphed, the three lines y=-x + 2 y=2x-1, and y= x-2 intersect in such a way that they form a triangle.
What are the coordinates of the three vertices of this triangle?
.
-6
-5
3
1
2 3
4
5 6
7
3
4
-5
-6
OA (2.0), (0, 2), and (-1, -3)
ОВ. (0, 2), (2.0), and (1,-1)
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Answer:
the three vertices are (1, 1), (2, 0), (-1, -3).
The vertices of the triangles are the coordinates of the point of
intersection of the graph of the equation of the three lines.
Correct response:
The coordinates of the three vertices of the triangles are;
E. \(\underline{(2, 0), \ (1, -1), \ and \ (-1, -3)}\)
How are the coordinates of the vertices obtained?The equation of the given lines are;
y = -x + 2, y = 2·x - 1, y = x - 2
The point of the intersection of the two lines, gives the vertices, and are
the solution of the two linear equations of the lines.
At the points where the lines intersect, we have;
-x + 2 = 2·x - 1
Which gives;
3·x = 3
x = 1
y = -1 + 2 = -1
A vertex is at the point (1, -1)
The coordinate of the second vertex is given as follows;
2·x - 1 = x - 2
2·x - x = -2 + 1 = -1
x = -1
y = -1 - 2 = -3
The second vertex is; (-1, -3)
The coordinates of the third vertex is given as follows;
-x + 2 = x - 2
2·x = 4
x = 2
y = 2 - 2 = 0
Which gives the point; (2, 0)
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Which of the following pairs of events are independent? (You can select more than one on this problem.) Select one or more: a. Having a large shoe size and using blue pens. b. Driving on ice and having an accident. c. Being pregnant and being female. d. Drawing a spade from a deck of cards and getting tails on a flip of a coin. e. A father being blonde and his daughter being blonde. f. Getting a raise in salary and buying a new car.
Therefore, option a and d are Independent events and the correct answer.
Two events are independent if the occurrence of one event has no effect on the likelihood of the occurrence of the other event.
So, let's go through each of the given options to determine which pairs of events are independent:
a. Having a large shoe size and using blue pens:
These two events are completely unrelated to each other, so they are independent. Thus, option a is the correct answer.
b. Driving on ice and having an accident:
Driving on ice increases the likelihood of having an accident, so these two events are dependent.
c. Being pregnant and being female: These two events are not independent since being pregnant is only possible for females. Thus, they are dependent.
d. Drawing a spade from a deck of cards and getting tails on a flip of a coin: These two events are completely unrelated, so they are independent.
e. A father being blonde and his daughter being blonde: These two events are dependent since the father passes on his genes to his daughter. Thus, they are dependent.
f. Getting a raise in salary and buying a new car: These two events are dependent since getting a raise would make buying a car more likely.
Therefore, option a and d are independent events and the correct answer.
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anyone help please?
i’m confused.
segment and angle bisectors.
If the temperature increases and the amount of water vapor in the air remains unchanged, how has the RH (relative humidity) changed?
When the temperature increases and the water vapor content in the air stays the same, the relative humidity decreases. This is because warmer air can hold more moisture than colder air, and therefore the ratio of the actual amount of water vapor in the air to the maximum amount of water vapor that the air can hold decreases as the air temperature increases.
Relative humidity depends on two factors: the amount of water vapor present in the air and the maximum amount of water vapor that the air can hold at a given temperature. As the temperature rises, so does the amount of water vapor that the air can hold, since warm air has more energy to hold the water molecules in vapor form. This reduces the ratio of the actual amount of water vapor in the air to the maximum amount of water vapor the air can hold, resulting in lower relative humidity.
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Solve and graph the following solutions to
the following inequality. SHOW ALL WORK.
3
- r < -15.
Answer:
1.she is not working and the iran.